Senior Master Sgt. Marty Hitt, 446th Aircraft Maintenance Squadron, Blue Aircraft Maintenance Unit assistant superintendent at Joint Base Lewis-McChord, Washington, inspects a Boeing 737 aircraft engine with a coworker April 24, to ensure it’s at operational capability in his day job with Alaska Airlines. As a maintenance trainer for the airline, Hitt is responsible for the supplemental training for the Maintenance & Engineering division technicians. (U.S. Air Force Reserve photo by Jake Chappelle)